CVE-2020-10593
7.5
HIGH
CVSS 3.1
EPSS 1.2%
Description
Tor before 0.3.5.10, 0.4.x before 0.4.1.9, and 0.4.2.x before 0.4.2.7 allows remote attackers to cause a Denial of Service (memory leak), aka TROVE-2020-004. This occurs in circpad_setup_machine_on_circ because a circuit-padding machine can be negotiated twice on the same circuit.
How to fix CVE-2020-10593
To remediate CVE-2020-10593, upgrade the affected package to a fixed version below.
- Debian/tor—upgrade to 0.4.2.7-1 or later
Is CVE-2020-10593 being exploited?
Low — EPSS is 1.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.4.2.7-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |